private boolean isSingleOwner(String nodeId, JID userJid) throws NodeStoreException {
ResultSet<NodeMembership> nodeMemberships = channelManager.getNodeMemberships(nodeId);
int ownerCount = 0;
boolean isOwner = false;
for (NodeMembership nodeMembership : nodeMemberships) {
if (nodeMembership.getAffiliation().equals(Affiliations.owner)) {
ownerCount++;
if (nodeMembership.getUser().equals(userJid)) {
isOwner = true;
}
}
}
return isOwner && ownerCount == 1;
}
